package thread;

public class SyncDemo2 {
    public static void main(String[] args) {
        Thread t1= new Thread(Boo::dosome);
        Thread t2 = new Thread(Boo::dosome);
        t1.start();
        t2.start();
    }
}
class  Boo {
    public static void dosome() {
        synchronized (Boo.class) {
            try {
                Thread t = Thread.currentThread();
                System.out.println(t.getName() + "正在执行的dosome方法");
                Thread.sleep(3000);
                System.out.println(t.getName() + "执行dosome方法完毕");
            } catch (InterruptedException e) {
            }
        }
    }
}
